Key TakeawaysBlackstone's profit for the third quarter soared and revenue rose as the firm brought in more investment money.The firm's assets under management (AUM) were up 9.9% from a year ago, and its total inflows were $40.5 billion for the quarter.The news sent shares of Blackstone to an all-time high in intraday trading Thursday. Blackstone (BX) shares soared to a record high Thursday after the world's largest alternative asset manager reported its profit skyrocketed as a result of bringing in more inv ...